Change release version to v3.0.7

Author: martinhsv

CHANGES

@@ -1,5 +1,5 @@
-v3.x.y - YYYY-MMM-DD (to be released)
--------------------------------------
+v3.0.7 - 2022-May-30
+--------------------
 
   - Move PCRE2 match block from member variable
     [@martinhsv]

headers/modsecurity/modsecurity.h

@@ -190,15 +190,15 @@ namespace modsecurity {
 
 #define MODSECURITY_MAJOR "3"
 #define MODSECURITY_MINOR "0"
-#define MODSECURITY_PATCHLEVEL "6"
+#define MODSECURITY_PATCHLEVEL "7"
 #define MODSECURITY_TAG ""
 #define MODSECURITY_TAG_NUM "100"
 
 #define MODSECURITY_VERSION MODSECURITY_MAJOR "." \
     MODSECURITY_MINOR "." MODSECURITY_PATCHLEVEL \
     MODSECURITY_TAG
 
-#define MODSECURITY_VERSION_NUM 3060100
+#define MODSECURITY_VERSION_NUM 3070100
 
 #define MODSECURITY_CHECK_VERSION(a) (MODSECURITY_VERSION_NUM <= a)